XIANQI HIGH-QUALITY MATERIALS: These jeans extensions are made of denim, cotton, and metal buttons. They are non-elastic and durable, ideal for denim clothing. The denim waist extension buttons are machine-washable. EASILY ADJUSTABLE: Adjustable denim button extension with 2 button holes, providing quick comfort to your waistline. Ideal for jeans, jean shorts, and denim skirts. EASY TO USE: No sewing required, easy to use and remove. Can be used directly by both men and women. They hide easily under your belt or shirt without being visible. Our pant button extension set is made with non-irritating fabric for all-day comfort. SUITABLE FOR ALL: Pants waist extension is suitable for men, women, and children. We have selected the three most common denim shades so you can choose the one that matches your denim. IDEAL FOR PREGNANCY: Expecting mothers can use these pants extensions to adapt regular clothes for maternity wear, ideal for the early trimester. Color: black, dark blue, light blue, navy blue. Size: 8.2*3.6cm. Quantity: 4 pieces.